CHAPTER 3 TERMINALS
Issue 5
UNIVERGE NEAX 2000 IPS General Description
Page 233
7.4.3.3 Payload size for Virtual IPT
Max. Voice Channels Per IPT
Payload Size
G.729a
G.711
G.723.1
10 ms.
4
4
–
20 ms.
8
8
–
30 ms.
16
16
16
40 ms.
16
16
–
7.5 IP Specifications
Item
Specifications
Remarks
Voice Encoding
G.729a
G.723.1 (5.3 k/6.3 k)
G.711
8 kbps CS-ACELP
MP-MLQ/ACELP
64 kbps PCM
IP -PAD
32 channels per card
Automatically seized per call
FAX
Communication
Feature
FAX Relay Method (T.30) IP
PAD card is required.
G3 FAX (up to 14.4 kbps)
Super G3 Reciprocal: Not allowed
DTMF Signal
H.245
H.323 IPT/IP-PAD/DtermIP
H.245
DtermIP to DtermIP connection
DtermIP to IP-PAD connection
PROTIMS over IP
DtermIP to
UN I V E R G E
N E A X
2000 IPS connection
CCIS over IP
Point to Multipoint connection
Inter-office/Intra -office
Signaling
H.323
H.323 IPT card and IP-PAD card
are required
Jitter Control
Dynamic Jitter Buffer
QoS
(Quality of Service)
• TOS, IP Precedence
• DiffServ
LAN Interface
10BASE-T/1 00BASE-TX
Auto Negotiation is available.
100BASE-TX is recommended.
Echo Canceller
(IP-PAD)
G. 168